Osteoglossum bicirrhosum
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Origin: South America – Amazon Basin
Adult Size: 30″ – 36″+
Temperament: Predatory / Semi-Aggressive
Care Level: ⭐ Advanced
Tank Level: Top
Carnivore
Accepts: Arowana pellets, frozen fish, shrimp, insects, and other meaty foods
Best kept with large, robust tankmates.
Will eat smaller fish that fit in its mouth. Requires ample swimming space and a tightly covered aquarium to prevent jumping.
pH: 6.0 – 7.5
Temperature: 75–82°F
Ammonia: 0 ppm
Nitrite: 0 ppm
Nitrate: <40 ppm
Elegant surface-dwelling predator known for its metallic silver body and powerful jumping ability.
A large-growing species requiring a long, wide aquarium with strong filtration and secure lids. Provide open swimming space with minimal sharp décor. Regular water changes and a varied carnivorous diet help maintain health and coloration.
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Fish World Aquarium